PHP上传的方法(类)_PHP教程
/**
* 图片上传方法-来源与bkJia中文网
* $maxsize=500000 = 500k;
* $updir="up/";
* $upfile=$_FILES["file_img"];
*/
public function Get_file_upload($upfile, $maxsize, $updir, $newname = date) {
if ($newname == date)
$newname = date("Ymdhs"); //使用日期做文件名
$name = $upfile["name"];
$type = $upfile["type"];
$size = $upfile["size"];
$tmp_name = $upfile["tmp_name"];
switch ($type) {
case image/pjpeg :
case image/jpeg :
$extend = ".jpg";
break;
case image/gif :
$extend = ".gif";
break;
case image/png :
$extend = ".png";
break;
}
if (empty ($extend)) {
echo 文件类型不正确,只能使用JPG GIF PNG 格式;
}
if ($size > $maxsize) {
$maxpr = $maxsize / 1000;
echo "警告!上传图片大小不能超过";
}
if (move_uploaded_file($tmp_name, $updir . $newname . $extend)) {
return $newname . $extend;
}
}
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